One: Do not heat, plug in the power supply, press the temperature control switch, and the kettle will not heat up. This is a common problem. The fault part includes power base, coupler, temperature control switch and heating chassis, and the solutions are as follows:

65438+

2. Press the temperature control switch and test whether it is connected with a multimeter. If it fails, please replace it with a new thermostat. Maintaining the thermostat is time-consuming and laborious, and it is easy to relapse.